.Warren Buffett's Berkshire Hathaway is now a $1 mountain firm The Washington PostThese Asian companies in Buffett's Berkshire Hathaway profile have climbed, with one soaring 30% CNBCWall Road merely provided Warren Buffett an early birthday party gift: Berkshire Hathaway is actually right now worth $1 trillion CNNHow Long it Took USA Business to Reach Out To a $1 Mountain Evaluation Visual CapitalistBerkshire Hathaway tops $1 trillion market limit for very first time as Buffett increases BofA stock purchases Yahoo Money.